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Finding the Fourth Proportional to 58,106.70, 87,076.89 and 33,095.12

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Solution

The fourth proportional to 58,106.70, 87,076.89 and 33,095.12 is: 49,595.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,106.70 : 87,076.89 = 33,095.12 : x
  2. Step 2: Convert to fraction form
    58,106.70/87,076.89 = 33,095.12/x
  3. Step 3: Cross multiply
    58,106.70x = 87,076.89 × 33,095.12
  4. Step 4: Simplify right side
    58,106.70x = 2,881,819,688.39
  5. Step 5: Solve for x
    x = 2,881,819,688.39/58,106.70
  6. Step 6: Final answer
    x = 49,595.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.